ajv
The fastest JSON Schema and JSON Type Definition validator for Node.js and browsers.
What is ajv?
Ajv is a JSON Schema validator that validates JSON data against predefined schemas to ensure data structure and integrity. It supports multiple JSON Schema drafts and JSON Type Definition, generating highly optimized validation code for maximum performance. It solves the problem of unreliable data by providing rigorous, standards-compliant validation for JavaScript applications.
Developers building Node.js or browser-based applications that require robust validation of JSON data, such as APIs, configuration files, or data processing pipelines.
Developers choose Ajv because it is the fastest JSON validator available, with comprehensive standard support and extensive customization options. Its performance optimization and reliability make it the preferred choice for data-critical applications.
Overview
The fastest JSON schema Validator. Supports JSON Schema draft-04/06/07/2019-09/2020-12 and JSON Type Definition (RFC8927)
Use Cases
Best For
- Validating API request/response payloads against OpenAPI schemas
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